How do we maneuver ImagestakenfromNasa'Swebsitehttp://www.nasa.gov/ Roadmaps are an effective state space abstraction Brian Williams, Spring 0 Courtesy of U.S. Geological surveyBrian Williams, Spring 03 3 How do we maneuver? 4 Roadmaps are an effective state space abstraction Brian Williams, Spring 03 Courtesy of U.S. Geological survey. Images taken from NASA's website: http://www.nasa.gov/